Also, neither Crohnâs disease nor ulcerative colitis is related to food allergies. According to the Crohnâs & Colitis Foundation of America: âPeople with IBD may think they are allergic to foods because they associate the symptoms of IBD with eating.â.
Eczema, also known as dermatitis, describes a group of skin conditions where the skin is irritated or inflamed. There are many different types of eczema - the most common is atopic eczema (also called endogenous eczema). About 1 in 6 children get atopic eczema in the UK, but most grow out of it by their teens.
If left untreated, chronic vein disease may lead to ulceration of the skin in the lower legs. Many different skin diseases can cause rashes on the legs. Some of the more common concerns are psoriasis, and nummular eczema (coin shaped patches of dry skin), but most skin diseases can cause rashes on the legs.